html{
    width:100%;
    height: 100%;
}
body{
    width: 100%;
    height: 100%;
    padding: 0;
    margin: 0 auto;
}
/* 头部 */
.header-title{
    width: 100%;
    height: 66px;
    line-height: 66px;
    background-color: #fff;
    position: fixed;
    border-bottom: 2px solid #F2F2F2;
    z-index: 9999;
}
.zd-left{
    float: left;
    color:#323232;
    font-size: 24px;
    font-family: "PingFang-SC-Bold";
}
.username-right{
    float: right;
    font-size: 16px;
    font-family: "PingFang-SC-Regular";
    color: #000;
    margin-right:324px;
}
.clear{
    display: block;
    content:'';
    clear: both;
}
